sum相关论文
The main purpose of this paper is to extend the Zolotarev\s problem concerning with geometric random sums to negative b......
In this article,we construct the color-singlet-color-singlet type currents and the color-singlet-colorsinglet-color-sing......
n个字母的基本对称多项式是根据高等代数知识,我们知道任何对称多项式都可用基本对称多项式表示。至于如何表示,则要根据具体的多......
Hepatitis B virus(HBV)infection is still a public health problem worldwide,being endemic in some parts of the world.It c......
The complexity of decoding the standard Reed-Solomon code is a well known open prob-lem in coding theory. The main probl......
In this paper we study the number of rational points on some curves over finite fields. Moreover, zeta functions of the ......
The k-dimensional Piatetski-Shapiro prime number problem for k≥3 is studied. Let π（x; c<sub>1</sub>,…,c<sub>k</sub>）den......
The main purpose of this paper is using the properties of character sum and the analytic method to study a hybrid mean v......
Let p be a prime number,N be a positive integer such that gcd(N,p) = 1,q = pf where f is the multiplicative order of p m......
In this paper,we first introduce a concept of L_p-dual Quermassintegral sum function of convex bodies and establish the ......
It is shown that almost all natural numbers can be expressed as the sum of three cubes aud one fifth power of natural nu......
Let v（n） denote the number of representations of n as the sum of six cubes and twobiquadrates of natural numbers. Then for......
Let r(n) denote the number of representations of n as the sums of 5 cubes and 3 biquadra-tes of natural numbers. Then fo......
We discuss the relationship between the marginal tail risk probability and the innovation'stail risk probability for......
In the present day,bioinfomiatics becomes the modern science with several advantages.Several new“omics”sciences have b......
Pacific Rim leaders meet in Peru, vowing to solve economic problems through enhanced cooperation
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The market mechanism for forest ecosystem service has already become common knowledge among countries in the internation......
Plasmonics is a rapidly developing field concerning light manipulation at the nanoscale with many potential applications......
The total ionizing dose(TID) response of 65-nm CMOS transistors is studied by 10-ke V x-ray and 3-Me V protons up to 1 G......
一、从一个真实的故事说起笔者是一位年逾古稀的老者.早在半个多世纪以前的1961年10月8日,在扬州工学院内燃机制造专业04乙班《高......
Euler恒等式π~2/6=1+1/2~2+1/3~2+…经常由中学教师向学生介绍.这个恒等式的证明通常都用到较深的分析工具,如Bernouli多项式、Fo......
Diffuse panbronchiolitis(DPB)is a relatively recentlyrecognized,idiopathic progressive disease,originallydescribed in J......
迎接网络时代的最新技术──Ｓｕｍ公司最新技术扫描徐伟，张继学微处理器明星ＵｌｔｒａＳＰＡＲＣ再破世界记录Ｓｕｎ公司最近推出的２００ＭＨｚ的ＵＩｔｒａＳＰＡＲＣ－Ｉ芯片提供了工业界上第一个广播......
近年来,一类以高等数学中的调和级数sum(1/k) from k=1 to n背景的高考题频繁出现,而学生普遍感觉比较困难,笔者发现利用调和级数s......
2月1日获悉:Sun 公司推出了一种价值495美元的扩展卡,用户将该卡插入 Sun 公司Ultra 系列工作站即可运行 Windows 应用程序。名为......
Reverse micelles bring mild and effective microenvironments in organic solvent that contain biomolecules,which have attr......
使用界面和频振动光谱(SFG-VS)测量了空气/水界面三甲基硅烷表面活性剂Silwet L-77的C-H伸缩振动光谱.这些光谱峰上要是在2905 cm-......
SPEECH ENHANCEMENT USING AN MMSE SHORT TIME DCT COEFFICIENTS ESTIMATOR WITH SUPERGAUSSIAN SPEECH MOD
In this paper,two speech enhancement systems with supergaussian speech modeling are presented. The clean speech componen......
企事业单位的员工信息表中必不可少的一项数据是身份证号,员工在输入数据的过程中难免会出现输入错误,使用人工排查错误无疑是项繁......
AIM:To assess the association between smoking and alcohol consumption and extrahepatic cholangiocarcinoma(ECC)through a ......
Excel电子表格软件是应用最广泛的软件之一,利用它可以非常方便地完成对数据的计算、统计和分析等,而它的宏命令则能加速对重复操......
The 14th Indonesia International Textile and Garment Machinery & Accessories Exhibition(INDO INTERTEX 2016) is to take p......
A novel in vitro dissolution profile was developed for formulated drug in combinational form containing naproxen sodium ......
THE CHARACTERISTICS OF GENERAL CIRCULATION, POLAR ICE AND SNOW DAYS / COVER OF EXTREMELY SEVERE COLD
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
In order to measure the correlation propeties of two Boolean functions,the global avalanche characteristics of Boolean f......
目的建立并实施“法医毒物分析实验”形成性考核体系,提高教学质量.方法以法医专业2009级学生为研究对象,分对照组和实验组,在“法......
Filtering is a recursive estimation of hidden states of a dynamic system from noisy measurements.Such problems appear in......
以夏黑葡萄为试验材料,研究了不同体积分数缬草(Valeriana officinalis L.)精油对夏黑葡萄常温保鲜效果中风味品质(可滴定酸含量、......
正确认识农业机械化的作用，大力发展农业机械化，才能更好地建设农业现代化。为此，分析了农业机械化的重要性，论述了我国推行农业机械化......
时间同步是实现双/多基地雷达的关键技术之一,提出了一种新的双/多基地雷达时间校准方法。这种方法先用短波或电视信号进行首次时......
在A,B是2个非零的群可逆矩阵以及BAA#=ABB#AA#的条件下,得到了A＋B的群逆公式....
转化率是硫磺制酸装置生产的主要控制参数，是衡量装置生产的经济性及先进性的重要指标之一。介绍了200kt／a硫磺制酸装置转化器的操作......
给出组合数(n-mx x)求和计算所满足的一类线性差分方程,将一些奇异的组合恒等式统一起来....
农业机械具有独特的作业特点（如作业的季节性比较突出，时间相对集中），一旦发生故障将会造成巨大经济损失；而且工作环境差，作业人员文化素......
分析了农业机械化与新农村建设的关系，指出了农业机械化是新农村建设的重要推动力量。着重分析了重庆地区农业机械化发展现状，指出了......
在计算机科学的各个领域中，用一个机器人在线搜索一个目标是一个热点问题．在这篇文章中，我们就在线搜索问题的研究结果做了简要的综述......
采用1961-2005年NCEP／NCAR再分析资料，研究了夏季青藏高原东南部水汽收支的气候特征及其影响效应。结果表明：夏季青藏高原东南部总体......
协同聚类算法是通过同时对文档和特征进行聚类的一种聚类算法，该算法可以挖掘文档内部特征之间的潜在关系从而达到提高聚类效果的目......
